212 BIOLOGICAL SURVEY OF 



Eustanace Banks 



E. limbatus McLachlan. Bar Harbor (Br.) Sept. 17- 

 Xov. 5. 



Ptcnopsyche Banks 



P. guttifer (Wlk.). Echo Lake; Duck Brook; Corfield at 

 light; Sargent Mt. Pond; Seal Cove Brook, Sept. 3-Oct. 6. 



P. scabripenxis (Kambur). Bar Harbor (Br.); Witches' 

 Hole Brook; Canyon Brook at 1000 ft., Aug. 27-Sept. 23. 



P. ciRCULARis (Prov.). Mt. Desert (Br.). Aug. 28. 



P. divergent Walk. One taken Sept. 13. 



P. ltjculentus Betteu. Bar Harbor, Sept. 23. 



P. perplexa Betten. N. E. Harbor (Johnson), Aug. 13. 



Frenesia Betten 



C. missum Milne. Bar Harbor (Br.). Nov. 7. 



C. difficile "Wlk. Bar Harbor, Xov. 5 (Br.). 



Drusinus Betten 



D. sparsus (Bks.). ]\It. Desert, June 6 (Alexander); Cor- 

 field July 16. 



Cheumatopsyche Wallengren 



C. analis (Bks.). Bar Harbor, June 7 (Br.). 



Diplectrona Westwood 



D. modesta Banks. Corfield, June 27; Bar Harbor (Br.)., 

 June 22. 



Polycextropidae 



POLYCEXTKOPIS Curtis 



P. albipunctts Bks. Bar Harbor, July 6-7. Station F251, 



July 18. 

 P. confusus Hag. Bar Harbor, July 21. 

 P. sp. Bar Harbor; Witches' Hole, July 22-30. 



